From 9ea77bdb39b62c9bf9fd3cdd1c25a9420bccd380 Mon Sep 17 00:00:00 2001 From: "H. Peter Anvin" Date: Wed, 25 Aug 2010 16:38:20 -0700 Subject: x86, bios: Make the x86 early memory reservation a kernel option Add a kernel command-line option so the x86 early memory reservation size can be adjusted at runtime instead of only at compile time. Suggested-by: Andrew Morton LKML-Reference: Signed-off-by: H. Peter Anvin --- Documentation/kernel-parameters.txt | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'Documentation/kernel-parameters.txt') diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 2c85c0692b0..41ce93e71de 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -2150,6 +2150,11 @@ and is between 256 and 4096 characters. It is defined in the file Reserves a hole at the top of the kernel virtual address space. + reservelow= [X86] + Format: nn[K] + Set the amount of memory to reserve for BIOS at + the bottom of the address space. + reset_devices [KNL] Force drivers to reset the underlying device during initialization. -- cgit v1.2.3